Enhanced PTFE product have strong corrosion-resistance and friction-resistance.By adding filler such as glass fiber,carbon fiber,graphite,MOS2.Al203,Carbon fiber powder, compression strength and abrasion-resistance of the product is improved.In addition, it will have good heat conductivity and low heat expansion coefficient.High frequency coaxial coupling,Connector and attenuator in electronics and telecommunication,Also it is applicable to various sealing gasket,sealing plug or sealing seat in valves,air conditioner,refrigerator and automotive parts as well as other apparatus with high precision requirement.
Specifications
outside diameter/inside diameter × height(mm) | outside diameter/inside diameter × height(mm) | outside diameter/inside diameter × height(mm) | outside diameter/inside diameter × height(mm) |
12.5/8.5 × 2 | 28/24 × 2 | 43/27 × 2 | 71/59 × 2 |
20/14 × 2 | 34/28 × 1.5 | 52/41.5 × 2 | 90/80 × 2 |
26/605 × 3 | 42/34 × 2 | 70/60 × 2.5 | 150/140 × 2.5 |
155/135 × 2 | 164/137 × 5 | 219/191 × 3 | 250/220 × 2 |
Properties
1.Working temperature:-180~+260°C
2.Melting point:327°C
3.Yield strength: 23MPa
4.Density: 2.2-2.3g/m3
5.Coefficient of friction<0.10
6.Strong chemical resistant
Filling Material
Glass Fiber: |
Increases compressive strength, rigidity and wear. |
Carbon: |
Increases compressive strength, hardness, wear, and load properties. |
Graphite: |
Reduces coefficient of friction |
Molybdenum Disulfide: |
Increases hardness, stiffness, and wear |
Bronze: |
Increases hardness and wear resistance |
Technical Indexes
Properties |
Unit |
Result |
Apparent density |
g/cm3 |
2.10-2.30 |
Tensile strength (min) |
MPa |
30 |
Ultimate elongation (min)(min) |
% |
300 |
Product No. | Filled compound and content by weight | Tension strength MPa min | Ultimate strength% min | Compresive strength MPa min |
1 | 20% glass fiber | 10 | 120 | 16 |
2 | 25% glass fiber | 10 | 100 | 16 |
3 | 20% glass fiber graphile | 10 | 120 | 16 |
4 | 60% bronze | 10 | 80 | 20 |
5 | 15% carbon fiber | 11 | 130 | 16 |
6 | 24% bronze 12%glass fiber 6% graphite | 9 | 100 | 16 |
7 | 15%glass fiber 105polyikmide 5% graphite | 10 | 120 | 16.7 |